Compatible Housing: Compatible W/ Culligan HD-950, GE GXWH30C, GXWH35F, GXWH-40L, GXWH-30C, HDSFI, GXWH-35F, GNWH-38F, Pentek 10" Big Blue, Whirlpool WHCF-WHPLBB, and more 10 "x 4.5" whole house water filter systems. Premium Materials: Food-grade materials with 3 layers design filter out the sediment, rust and other particles. Reduce scale formation, prevent blockages, and continuously provide you with stable and pure water. Authoritative Certifications: The EXCELPURE filter have been certified by the internationally recognized NSF/ANSI 42 Material Safety standard. They are recommended for use in tap water filtration. Long-term Durability: Tur whole house sediment water filter can filter up to 13,000 gallons of water and has a life of up to 6 months. In order to achieve optimal filtration efficiency, we recommend that you regularly change the filter and enjoy clean water for a long time. Please Be Aware That This is a Compatible Spare Part, The Manufacturer`s Names, Part Numbers Have Been Used For Compatibility Information ONLY. Advantages of Icepure sediment water filter: (1) The filter is NSF42 certified by WQA Gold Seal. (2) The filter has three layers. Micron rate differs from outside to inside. Outer layer is 10 micron. Middle layer is 7 micron. Inner layer is 5 micron. By this way, the filter has higher capacity of holding dirt. The filter has an Absolute Micron Rate-5 micron, which means the particle removal rate can be 95 % or over. General filer only have Nominal Micron Rate. Replaces the same size (10” x4.5”) of following models:DuPont WFHD13001B; Pentek DGD series, RFC series; Culligan RFC-BBSA; Whirlpool WHKF-GD25BB. specification: MICRON RATE:Absolute 5 Micron FILTER SIZE:OD: 4.5” ; ID:1.1” ; Length: 9.8” WORKING TEMP.:4-52℃ =39-126℉ NORMAL WORKING PRESSURE:60psi BENEFICIARY:Remove sediment such as sand, rust particles and scale particles. SERVICE LIFE:3 Months/5000 Gallons (Depends on actual water quality)